Sr. Full Stack Engineer, Web

Genesys is a company that helps organizations create better customer experiences through AI-powered experience orchestration. The Sr. Full Stack Engineer will shape the performance and scalability of Genesys’ corporate web platform, driving platform modernization and collaborating with cross-functional teams to deliver intelligent digital journeys.

Responsibilities:

• Design and deliver end to end web solutions that improve performance, scalability, and user experience across global digital properties
• Build responsive, accessible front end experiences that drive engagement, conversion, and customer satisfaction
• Develop and optimize back end services, APIs, and integrations that enable scalable and reliable web functionality
• Own platform features throughout their lifecycle, ensuring reliability, maintainability, and production readiness
• Drive architectural decisions that enhance system scalability, security, and long term platform evolution
• Reduce technical debt through modernization efforts that improve engineering velocity and system performance
• Optimize hosting, caching, and content delivery strategies to improve uptime, speed, and global accessibility
• Strengthen observability, monitoring, and incident response to ensure operational excellence and rapid issue resolution
• Implement secure coding practices and contribute to compliance initiatives that protect customer data and platform integrity
• Partner with cross functional stakeholders to align engineering solutions with business goals, customer experience, and growth strategy
• Mentor engineers and contribute to a culture of technical excellence, collaboration, and continuous improvement

Requirements:

• 5 or more years of professional experience in full stack web development and engineering
• Current authorization to work in the United States without the need for sponsorship now or in the future
• Strong expertise in HTML5, CSS, JavaScript, and modern front end development practices
• Solid experience in back end development using PHP, Node.js, or similar technologies
• Proven experience working with CMS driven architectures, with strong preference for WordPress
• Demonstrated experience designing and consuming RESTful APIs
• Strong understanding of MySQL database design, optimization, and security
• Experience working with cloud platforms such as AWS, GCP, or Azure, or enterprise hosting environments
• Strong knowledge of CI/CD pipelines, DevOps practices, and release automation
• Demonstrated expertise in performance optimization, caching strategies, CDNs, and scalable web architectures
• Strong understanding of web security, accessibility standards, and regulatory compliance
• Experience with containerization technologies such as Docker or infrastructure as code
• Experience with modern front end frameworks such as React, Vue, or similar
• Experience with WordPress development, including theming, plugins, or enterprise implementations
• Familiarity with NGINX, caching layers, and advanced performance optimization techniques
• Experience mentoring engineers or leading technical initiatives in enterprise environments
• Background in B2B, SaaS, or complex global digital ecosystems